@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff291a1a-e5bf-4b47-958d-b7ce6bc6ca90> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff291a1a-e5bf-4b47-958d-b7ce6bc6ca90> .